WASHINGTON: The deadly air strike that hit a hospital in the Afghan city of Kunduz was a mistake made within the US chain of command, the US Commander of International Forces in Afghanistan said on Tuesday.a US Army General John Campbell said US forces had responded to requests from Afghan forces and provided close air support as they engaged in a fight with Taliban militants in the provincial capital of Kunduz. The strike on Saturday on an Afghan hospital run by Doctors Without Borders, or Medecins Sans Frontieres (MSF), killedRead More